Great! I wasn't aware that the property tree could also trigger
functions after they are bound.
So now I'll have to see how I can integrate my code with fg's environment.
I hope i'll have some time for this on the weekend.
Thanks alot,
Mark
Melchior FRANZ wrote:
> * Melchior FRANZ -- Monday 10 July 2006 20:24:
>
>> If you let fgfs tell sg which node to get the density from, and
>> make this a node with tied getter function, [...]
>>
>
> Or, illustrated with some code:
>
>
> fgfs:
>
> static double calc_density() {
> // stuff
> return density;
> }
>
> void Whatever::bind() {
> fgTie("/calculate/density", calc_density);
> }
>
> void Whatever::unbind() {
> fgUntie("/calculate/density);
> }
>
>
> now you tell sg that it can have the density from /calculate/density,
> and whenever sg or anyone else reads that property, the density is
> calculated freshly (and only then).
>
> m.
>
>
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